Canvas metadata

[Dananji]

With default props => displayOnlyCanvasMetadata=false, displayAllMetadata=false:

With displayOnlyCanvasMetadata=true:

With displayAllMetadata=true:

Canvas details change with autoplay:

Canvas.Details.Update.with.Playback.webm

Usage of new props;

Prop values	Display in UI
default props	only Manifest metadata
displayOnlyCanvasMetadata=true with other default props	only Canvas metadata
displayOnlyCanvasMetadata=true && displayTitle=false with other default props	only Canvas metadata
displayOnlyCanvasMetadata=true with other default props	only Canvas metadata w/o title
displayOnlyCanvasMetadata=true && displayAllMetadata=true with other default props	both Canvas and Manifest metadata
displayAllMetadata=true with other default props	both Canvas and Manifest metadata
displayAllMetadata=true && displayTitle=false with other default props	both Canvas and Manifest metadata w/o displaying title in both Manifest and Canvas metadata

[cjcolvar]

Looking good! I had a few questions/comments but nothing major.

[cjcolvar]

Looks good!